Short space trips for paying passengers on the way

CAS Space, a Beijing-based rocket company, is designing a set of reusable rockets and spacecraft to send paying passengers on short trips into space. Yang Yiqiang, the founder of CAS Space, told China Daily on Wednesday if everything goes according to plan, the combination of the rocket and spaceship will become mature after at least 15 test flights and will be able to 【小题1】 up to seven tourists per trip to an altitude of more than 100 kilometers, about 10 times the cruising altitude of a 【小题2】 jetliner.